EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 6 6
Title "Engine Top Hat for SH-ESP32"
Date "2021-04-27"
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Isolator:PC847 U601
U 1 1 608BB0D9
P 3350 2000
F 0 "U601" H 3350 2325 50  0000 C CNN
F 1 "ELQ3H7" H 3350 2234 50  0000 C CNN
F 2 "Package_SO:SOIC-16_4.55x10.3mm_P1.27mm" H 3150 1800 50  0001 L CIN
F 3 "" H 3350 2000 50  0001 L CNN
F 4 "C146217" H 3350 2000 50  0001 C CNN "LCSC"
	1    3350 2000
	1    0    0    -1  
$EndComp
$Comp
L Isolator:PC847 U601
U 2 1 608BBD42
P 3350 2600
F 0 "U601" H 3350 2925 50  0000 C CNN
F 1 "ELQ3H7" H 3350 2834 50  0000 C CNN
F 2 "Package_SO:SOIC-16_4.55x10.3mm_P1.27mm" H 3150 2400 50  0001 L CIN
F 3 "" H 3350 2600 50  0001 L CNN
F 4 "C146217" H 3350 2600 50  0001 C CNN "LCSC"
	2    3350 2600
	1    0    0    -1  
$EndComp
$Comp
L Isolator:PC847 U601
U 3 1 608BC9A1
P 3350 3200
F 0 "U601" H 3350 3525 50  0000 C CNN
F 1 "ELQ3H7" H 3350 3434 50  0000 C CNN
F 2 "Package_SO:SOIC-16_4.55x10.3mm_P1.27mm" H 3150 3000 50  0001 L CIN
F 3 "" H 3350 3200 50  0001 L CNN
F 4 "C146217" H 3350 3200 50  0001 C CNN "LCSC"
	3    3350 3200
	1    0    0    -1  
$EndComp
$Comp
L Isolator:PC847 U601
U 4 1 608BD867
P 3350 3800
F 0 "U601" H 3350 4125 50  0000 C CNN
F 1 "ELQ3H7" H 3350 4034 50  0000 C CNN
F 2 "Package_SO:SOIC-16_4.55x10.3mm_P1.27mm" H 3150 3600 50  0001 L CIN
F 3 "" H 3350 3800 50  0001 L CNN
F 4 "C146217" H 3350 3800 50  0001 C CNN "LCSC"
	4    3350 3800
	1    0    0    -1  
$EndComp
$Comp
L Connector_Generic:Conn_02x04_Odd_Even J601
U 1 1 608C5B5D
P 1300 2850
F 0 "J601" H 1350 3167 50  0000 C CNN
F 1 "Alarm input" H 1350 3076 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_2x04_P2.54mm_Vertical" H 1300 2850 50  0001 C CNN
F 3 "~" H 1300 2850 50  0001 C CNN
F 4 "C124386" H 1300 2850 50  0001 C CNN "LCSC"
	1    1300 2850
	1    0    0    -1  
$EndComp
Text Label 1100 2750 2    50   ~ 0
GND1
Text Label 1100 2850 2    50   ~ 0
GND2
Text Label 1100 2950 2    50   ~ 0
GND3
Text Label 1100 3050 2    50   ~ 0
GND4
Text Label 1600 2750 0    50   ~ 0
IN1
Text Label 1600 2850 0    50   ~ 0
IN2
Text Label 1600 2950 0    50   ~ 0
IN3
Text Label 1600 3050 0    50   ~ 0
IN4
$Comp
L Device:R R601
U 1 1 608C7598
P 2350 1900
F 0 "R601" V 2557 1900 50  0000 C CNN
F 1 "3.3k" V 2466 1900 50  0000 C CNN
F 2 "Resistor_SMD:R_1206_3216Metric" V 2280 1900 50  0001 C CNN
F 3 "~" H 2350 1900 50  0001 C CNN
F 4 "C26032" H 2350 1900 50  0001 C CNN "LCSC"
	1    2350 1900
	0    -1   -1   0   
$EndComp
Wire Wire Line
	2500 1900 2650 1900
$Comp
L Device:D_Small D601
U 1 1 608CB04F
P 2650 2000
F 0 "D601" V 2604 2070 50  0000 L CNN
F 1 "SM4007PL" V 2695 2070 50  0000 L CNN
F 2 "Diode_SMD:D_SOD-123F" V 2650 2000 50  0001 C CNN
F 3 "~" V 2650 2000 50  0001 C CNN
F 4 "C64898" V 2650 2000 50  0001 C CNN "LCSC"
	1    2650 2000
	0    1    1    0   
$EndComp
Connection ~ 2650 1900
Wire Wire Line
	2650 1900 3050 1900
Wire Wire Line
	2100 1900 2200 1900
Wire Wire Line
	2100 2500 2200 2500
Wire Wire Line
	2100 3100 2200 3100
Wire Wire Line
	2100 3700 2200 3700
Wire Wire Line
	2100 2100 2650 2100
Connection ~ 2650 2100
Wire Wire Line
	2650 2100 3050 2100
Text Label 2100 1900 2    50   ~ 0
IN1
Text Label 2100 2500 2    50   ~ 0
IN2
Text Label 2100 3100 2    50   ~ 0
IN3
Text Label 2100 3700 2    50   ~ 0
IN4
Text Label 2100 2100 2    50   ~ 0
GND1
Text Label 2100 2700 2    50   ~ 0
GND2
Text Label 2100 3300 2    50   ~ 0
GND3
Text Label 2100 3900 2    50   ~ 0
GND4
$Comp
L Device:R_Small R605
U 1 1 608D070C
P 3950 2150
F 0 "R605" H 4009 2196 50  0000 L CNN
F 1 "2.2k" H 4009 2105 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 3950 2150 50  0001 C CNN
F 3 "~" H 3950 2150 50  0001 C CNN
F 4 "C25879" H 3950 2150 50  0001 C CNN "LCSC"
	1    3950 2150
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R606
U 1 1 608D0826
P 3950 2750
F 0 "R606" H 4009 2796 50  0000 L CNN
F 1 "2.2k" H 4009 2705 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 3950 2750 50  0001 C CNN
F 3 "~" H 3950 2750 50  0001 C CNN
F 4 "C25879" H 3950 2750 50  0001 C CNN "LCSC"
	1    3950 2750
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R607
U 1 1 608D1023
P 3950 3350
F 0 "R607" H 4009 3396 50  0000 L CNN
F 1 "2.2k" H 4009 3305 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 3950 3350 50  0001 C CNN
F 3 "~" H 3950 3350 50  0001 C CNN
F 4 "C25879" H 3950 3350 50  0001 C CNN "LCSC"
	1    3950 3350
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R608
U 1 1 608D1658
P 3950 3950
F 0 "R608" H 4009 3996 50  0000 L CNN
F 1 "2.2k" H 4009 3905 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" H 3950 3950 50  0001 C CNN
F 3 "~" H 3950 3950 50  0001 C CNN
F 4 "C25879" H 3950 3950 50  0001 C CNN "LCSC"
	1    3950 3950
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0605
U 1 1 608D205D
P 4450 1900
F 0 "#PWR0605" H 4450 1750 50  0001 C CNN
F 1 "+3.3V" H 4465 2073 50  0000 C CNN
F 2 "" H 4450 1900 50  0001 C CNN
F 3 "" H 4450 1900 50  0001 C CNN
	1    4450 1900
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0606
U 1 1 608D292C
P 4450 2500
F 0 "#PWR0606" H 4450 2350 50  0001 C CNN
F 1 "+3.3V" H 4465 2673 50  0000 C CNN
F 2 "" H 4450 2500 50  0001 C CNN
F 3 "" H 4450 2500 50  0001 C CNN
	1    4450 2500
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0607
U 1 1 608D31F3
P 4450 3100
F 0 "#PWR0607" H 4450 2950 50  0001 C CNN
F 1 "+3.3V" H 4465 3273 50  0000 C CNN
F 2 "" H 4450 3100 50  0001 C CNN
F 3 "" H 4450 3100 50  0001 C CNN
	1    4450 3100
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0608
U 1 1 608D39AF
P 4450 3700
F 0 "#PWR0608" H 4450 3550 50  0001 C CNN
F 1 "+3.3V" H 4465 3873 50  0000 C CNN
F 2 "" H 4450 3700 50  0001 C CNN
F 3 "" H 4450 3700 50  0001 C CNN
	1    4450 3700
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0604
U 1 1 608D7516
P 3950 4050
F 0 "#PWR0604" H 3950 3800 50  0001 C CNN
F 1 "GND" H 3955 3877 50  0000 C CNN
F 2 "" H 3950 4050 50  0001 C CNN
F 3 "" H 3950 4050 50  0001 C CNN
	1    3950 4050
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0603
U 1 1 608D7F15
P 3950 3450
F 0 "#PWR0603" H 3950 3200 50  0001 C CNN
F 1 "GND" H 3955 3277 50  0000 C CNN
F 2 "" H 3950 3450 50  0001 C CNN
F 3 "" H 3950 3450 50  0001 C CNN
	1    3950 3450
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0602
U 1 1 608D8256
P 3950 2850
F 0 "#PWR0602" H 3950 2600 50  0001 C CNN
F 1 "GND" H 3955 2677 50  0000 C CNN
F 2 "" H 3950 2850 50  0001 C CNN
F 3 "" H 3950 2850 50  0001 C CNN
	1    3950 2850
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0601
U 1 1 608D860F
P 3950 2250
F 0 "#PWR0601" H 3950 2000 50  0001 C CNN
F 1 "GND" H 3955 2077 50  0000 C CNN
F 2 "" H 3950 2250 50  0001 C CNN
F 3 "" H 3950 2250 50  0001 C CNN
	1    3950 2250
	1    0    0    -1  
$EndComp
$Comp
L Device:R R602
U 1 1 608DAB34
P 2350 2500
F 0 "R602" V 2557 2500 50  0000 C CNN
F 1 "3.3k" V 2466 2500 50  0000 C CNN
F 2 "Resistor_SMD:R_1206_3216Metric" V 2280 2500 50  0001 C CNN
F 3 "~" H 2350 2500 50  0001 C CNN
F 4 "C26032" H 2350 2500 50  0001 C CNN "LCSC"
	1    2350 2500
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R603
U 1 1 608DAFA9
P 2350 3100
F 0 "R603" V 2557 3100 50  0000 C CNN
F 1 "3.3k" V 2466 3100 50  0000 C CNN
F 2 "Resistor_SMD:R_1206_3216Metric" V 2280 3100 50  0001 C CNN
F 3 "~" H 2350 3100 50  0001 C CNN
F 4 "C26032" H 2350 3100 50  0001 C CNN "LCSC"
	1    2350 3100
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R604
U 1 1 608DB2F9
P 2350 3700
F 0 "R604" V 2557 3700 50  0000 C CNN
F 1 "3.3k" V 2466 3700 50  0000 C CNN
F 2 "Resistor_SMD:R_1206_3216Metric" V 2280 3700 50  0001 C CNN
F 3 "~" H 2350 3700 50  0001 C CNN
F 4 "C26032" H 2350 3700 50  0001 C CNN "LCSC"
	1    2350 3700
	0    -1   -1   0   
$EndComp
Wire Wire Line
	3650 1900 4450 1900
Wire Wire Line
	3650 2500 4450 2500
Wire Wire Line
	3650 3100 4450 3100
Wire Wire Line
	3650 3700 4450 3700
Wire Wire Line
	4450 3850 3950 3850
Wire Wire Line
	3650 3850 3650 3900
Connection ~ 3950 3850
Wire Wire Line
	3950 3850 3650 3850
Wire Wire Line
	4450 2050 3950 2050
Wire Wire Line
	3650 2050 3650 2100
Connection ~ 3950 2050
Wire Wire Line
	3950 2050 3650 2050
Wire Wire Line
	4450 3250 3950 3250
Wire Wire Line
	3650 3250 3650 3300
Connection ~ 3950 3250
Wire Wire Line
	3950 3250 3650 3250
Wire Wire Line
	4450 2650 3950 2650
Wire Wire Line
	3650 2650 3650 2700
Connection ~ 3950 2650
Wire Wire Line
	3950 2650 3650 2650
Text Notes 2050 1450 0    50   ~ 0
Absolute max. input voltage 28V.\nOutput reaches 3.3V at 11V input.
Wire Wire Line
	2500 2500 2650 2500
Wire Wire Line
	2100 2700 2650 2700
Wire Wire Line
	2500 3100 2650 3100
Wire Wire Line
	2100 3300 2650 3300
Wire Wire Line
	2500 3700 2650 3700
Wire Wire Line
	2100 3900 2650 3900
$Comp
L Device:D_Small D602
U 1 1 608F3E20
P 2650 2600
F 0 "D602" V 2604 2670 50  0000 L CNN
F 1 "SM4007PL" V 2695 2670 50  0000 L CNN
F 2 "Diode_SMD:D_SOD-123F" V 2650 2600 50  0001 C CNN
F 3 "~" V 2650 2600 50  0001 C CNN
F 4 "C64898" V 2650 2600 50  0001 C CNN "LCSC"
	1    2650 2600
	0    1    1    0   
$EndComp
Connection ~ 2650 2500
Wire Wire Line
	2650 2500 3050 2500
Connection ~ 2650 2700
Wire Wire Line
	2650 2700 3050 2700
$Comp
L Device:D_Small D603
U 1 1 608F42AF
P 2650 3200
F 0 "D603" V 2604 3270 50  0000 L CNN
F 1 "SM4007PL" V 2695 3270 50  0000 L CNN
F 2 "Diode_SMD:D_SOD-123F" V 2650 3200 50  0001 C CNN
F 3 "~" V 2650 3200 50  0001 C CNN
F 4 "C64898" V 2650 3200 50  0001 C CNN "LCSC"
	1    2650 3200
	0    1    1    0   
$EndComp
Connection ~ 2650 3100
Wire Wire Line
	2650 3100 3050 3100
Connection ~ 2650 3300
Wire Wire Line
	2650 3300 3050 3300
$Comp
L Device:D_Small D604
U 1 1 608F4712
P 2650 3800
F 0 "D604" V 2604 3870 50  0000 L CNN
F 1 "SM4007PL" V 2695 3870 50  0000 L CNN
F 2 "Diode_SMD:D_SOD-123F" V 2650 3800 50  0001 C CNN
F 3 "~" V 2650 3800 50  0001 C CNN
F 4 "C64898" V 2650 3800 50  0001 C CNN "LCSC"
	1    2650 3800
	0    1    1    0   
$EndComp
Connection ~ 2650 3700
Wire Wire Line
	2650 3700 3050 3700
Connection ~ 2650 3900
Wire Wire Line
	2650 3900 3050 3900
Text HLabel 4450 2050 2    50   Input ~ 0
AL1
Text HLabel 4450 2650 2    50   Input ~ 0
AL2
Text HLabel 4450 3250 2    50   Input ~ 0
AL3
Text HLabel 4450 3850 2    50   Input ~ 0
AL4
$EndSCHEMATC